diff --git a/src/corelib/thread/qfutureinterface.cpp b/src/corelib/thread/qfutureinterface.cpp
index b967f4e6290..280615bf76a 100644
--- a/src/corelib/thread/qfutureinterface.cpp
+++ b/src/corelib/thread/qfutureinterface.cpp
@@ -12,6 +12,8 @@
 #include <private/qthreadpool_p.h>
 #include <private/qobject_p.h>
 
+#include <climits> // For INT_MAX
+
 // GCC 12 gets confused about QFutureInterfaceBase::state, for some non-obvious
 // reason
 //  warning: ‘unsigned int __atomic_or_fetch_4(volatile void*, unsigned int, int)’ writing 4 bytes into a region of size 0 overflows the destination [-Wstringop-overflow=]
diff --git a/src/corelib/thread/qthreadpool.cpp b/src/corelib/thread/qthreadpool.cpp
index f326ed21229..a975efde607 100644
--- a/src/corelib/thread/qthreadpool.cpp
+++ b/src/corelib/thread/qthreadpool.cpp
@@ -9,6 +9,7 @@
 #include <QtCore/qpointer.h>
 
 #include <algorithm>
+#include <climits> // For INT_MAX
 #include <memory>
 
 using namespace std::chrono_literals;
diff --git a/src/plugins/platforms/vkkhrdisplay/qvkkhrdisplayvulkaninstance.h b/src/plugins/platforms/vkkhrdisplay/qvkkhrdisplayvulkaninstance.h
index bf99dc037f0..6a608d3851b 100644
--- a/src/plugins/platforms/vkkhrdisplay/qvkkhrdisplayvulkaninstance.h
+++ b/src/plugins/platforms/vkkhrdisplay/qvkkhrdisplayvulkaninstance.h
@@ -18,6 +18,8 @@
 #include <QtGui/private/qbasicvulkanplatforminstance_p.h>
 #include <QtCore/qsize.h>
 
+#include <climits> // For UINT_MAX
+
 QT_BEGIN_NAMESPACE
 
 class QVkKhrDisplayVulkanInstance : public QBasicPlatformVulkanInstance